Home / 190,296.66-262,490.58-122,402.10

Finding the Fourth Proportional to 190,296.66, 262,490.58 and 122,402.10

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Solution

The fourth proportional to 190,296.66, 262,490.58 and 122,402.10 is: 168,838.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,296.66 : 262,490.58 = 122,402.10 : x
  2. Step 2: Convert to fraction form
    190,296.66/262,490.58 = 122,402.10/x
  3. Step 3: Cross multiply
    190,296.66x = 262,490.58 × 122,402.10
  4. Step 4: Simplify right side
    190,296.66x = 32,129,398,222.22
  5. Step 5: Solve for x
    x = 32,129,398,222.22/190,296.66
  6. Step 6: Final answer
    x = 168,838.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.